16389823905
16,389,823,905 is an odd composite number composed of six prime numbers multiplied together.
16389823905 is an odd composite number. It is composed of six distinct prime numbers multiplied together. It has a total of one hundred ninety-two divisors.
Prime factorization of 16389823905:
35 × 5 × 7 × 13 × 271 × 547
(3 × 3 × 3 × 3 × 3 × 5 × 7 × 13 × 271 × 547)See below for interesting mathematical facts about the number 16389823905 from the Numbermatics database.
Names of 16389823905
- Cardinal: 16389823905 can be written as Sixteen billion, three hundred eighty-nine million, eight hundred twenty-three thousand, nine hundred five.
Scientific notation
- Scientific notation: 1.6389823905 × 1010
Factors of 16389823905
Divisors of 16389823905
- Number of divisors d(n): 192
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Complete list of divisors:
1 3 5 7 9 13 15 21 27 35 39 45 63 65 81 91 105 117 135 189 195 243 271 273 315 351 405 455 547 567 585 813 819 945 1053 1215 1355 1365 1641 1701 1755 1897 2439 2457 2735 2835 3159 3523 3829 4065 4095 4923 5265 5691 7111 7317 7371 8205 8505 9485 10569 11487 12195 12285 14769 15795 17073 17615 19145 21333 21951 22113 24615 24661 28455 31707 34461 35555 36585 36855 44307 49777 51219 52845 57435 63999 65853 73845 73983 85365 95121 103383 106665 109755 110565 123305 132921 148237 149331 153657 158535 172305 191997 221535 221949 248885 256095 285363 310149 319995 329265 369915 444711 447993 460971 475605 516915 575991 664605 665847 741185 746655 768285 856089 930447 959985 1037659 1109745 1334133 1343979 1426815 1550745 1727973 1927081 1997541 2223555 2239965 2304855 2879955 3112977 3329235 4002399 4031937 4280445 4652235 5188295 5781243 5992623 6670665 6719895 8639865 9338931 9635405 9987705 12007197 12095811 13489567 15564885 17343729 20011995 20159685 28016793 28906215 29963115 36021591 40468701 46694655 52031187 60035985 60479055 67447835 84050379 86718645 121406103 140083965 156093561 180107955 202343505 252151137 260155935 364218309 420251895 468280683 607030515 780467805 1092654927 1260755685 1821091545 2341403415 3277964781 5463274635 16389823905
- Sum of all divisors σ(n): 36460290048
- Sum of proper divisors (its aliquot sum) s(n): 20070466143
- 16389823905 is an abundant number, because the sum of its proper divisors (20070466143) is greater than itself. Its abundance is 3680642238
Bases of 16389823905
- Binary: 11110100001110100011011101101000012
- Hexadecimal: 0x3D0E8DDA1
- Base-36: 7J22T29
Squares and roots of 16389823905
- 16389823905 squared (163898239052) is 268626327636909449025
- 16389823905 cubed (163898239053) is 4402738206215780647950323942625
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The
square root of 16389823905 is 128022.7476076029 -
The
cube root of 16389823905 is 2540.1425873723
Scales and comparisons
How big is 16389823905?- 16,389,823,905 seconds is equal to 521 years, 7 weeks, 4 days, 51 minutes, 45 seconds.
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To count from 1 to 16,389,823,905 would take you about one thousand and forty-two years!
This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)
- A cube with a volume of 16389823905 cubic inches would be around 211.7 feet tall.
Recreational maths with 16389823905
- 16389823905 backwards is 50932898361
- The number of decimal digits it has is: 11
- The sum of 16389823905's digits is 54
- More coming soon!
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